Added auth interceptor and login service. Also added a skeleton login page.
Added unit tests for API authentication interceptor and login service.
Oops, we don't want to be using localhost for the rest service as this will be autodeployed.
Merge branch 'master' into api-authentication

Conflicts:
	bower.json
Merge pull request #31 from jembi/api-authentication

Api authentication interceptor and login service